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fix compiler_rt linking failure on x86_64 (#2163)

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- minor code tweaks
This commit is contained in:
Alex Lam S.L
2023-02-25 00:51:20 +02:00
committed by GitHub
parent d33a53deb0
commit 26df7ca892
5 changed files with 38 additions and 62 deletions
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23
src/string_immutable.zig
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@@ -370,7 +370,7 @@ pub fn copyLowercase(in: string, out: []u8) string {
var in_slice = in;
var out_slice = out;
begin: while (in_slice.len > 0) {
begin: while (true) {
for (in_slice, 0..) |c, i| {
switch (c) {
'A'...'Z' => {
@@ -393,18 +393,17 @@ pub fn copyLowercase(in: string, out: []u8) string {
}
pub fn copyLowercaseIfNeeded(in: string, out: []u8) string {
var in_slice: string = in;
var out_slice: []u8 = out[0..in.len];
var in_slice = in;
var out_slice = out;
var any = false;
begin: while (out_slice.len > 0) {
begin: while (true) {
for (in_slice, 0..) |c, i| {
switch (c) {
'A'...'Z' => {
@memcpy(out_slice.ptr, in_slice.ptr, i);
bun.copy(u8, out_slice, in_slice[0..i]);
out_slice[i] = std.ascii.toLower(c);
const end = i + 1;
if (end >= out_slice.len) break :begin;
in_slice = in_slice[end..];
out_slice = out_slice[end..];
any = true;
@@ -414,19 +413,11 @@ pub fn copyLowercaseIfNeeded(in: string, out: []u8) string {
}
}
if (!any) {
return in;
}
@memcpy(out_slice.ptr, in_slice.ptr, in_slice.len);
if (any) bun.copy(u8, out_slice, in_slice);
break :begin;
}
if (!any) {
return in;
}
return out[0..in.len];
return if (any) out[0..in.len] else in;
}
test "indexOf" {